Combined plastic bottle and cap



FIG. 1 is a front elevational view of a combined plastic bottle and cap showing our new design;

FIG. 2 is a side elevational view thereof; and,

FIG. 3 is a bottom plan view thereof.

The portions of the combined plastic bottle and cap that are not shown in the drawings do not form any part of the claimed design. 

The ornamental design for a combined plastic bottle and cap, as shown and described. 